package com.shanyue.handler;

import com.shanyue.pojo.User;
import org.springframework.web.servlet.handler.HandlerInterceptorAdapter;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;

public class LoginInterceptor extends HandlerInterceptorAdapter {
    @Override
    public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler) throws Exception {
        HttpSession session = request.getSession();
        User user =(User) session.getAttribute("user");

        if (user==null){
            System.out.println("没登录");

       response.sendRedirect("/login");

       return  false;
        }


        return true;
    }
}
